package JavaSE.d1;
//算2*8,高效位移算2次幂
public class Test11 {
    public static void main(String[] args) {
        int a=0;
        a=2<<3;//2*2^3
        System.out.println(a);
        a=3<<3;//3*2^3=3*8
        System.out.println(a);
    }
}
